February 2017 Événements célestes

Lieu d'observation:Beijing (39.904°, 116.407°)

Aperçu des événements célestes mensuels

18 événements célestes au total, dont 4 phases lunaires et 0 événements planétaires.

Événements célestes quotidiens

Toutes les heures en heure locale (Asia/Shanghai)

Group Date Lever/Coucher du soleil Lever/Coucher de la lune Phase lunaire Événements célestes

Planetary outlook

February 2017 mid-month observing conditions

Mercury

Excellent
Magnitude apparente: -0.5
Constellation: Aquarius
Angular diameter: 5.0"
Status: near inferior conjunction

Observation tip: Very bright, easily visible to the naked eye; Mercury stays close to the Sun; best seen at dusk or dawn

Ascension droite: 20h58m38s
Déclinaison: -19°02'40"

Venus

Excellent
Magnitude apparente: -4.9
Constellation: Aries
Angular diameter: 37.7"
Status: near superior conjunction

Observation tip: Very bright, easily visible to the naked eye; Venus is the brightest planet and is best seen at dusk or dawn

Ascension droite: 00h22m17s
Déclinaison: +06°42'59"

Mars

Excellent
Magnitude apparente: 1.2
Constellation: Aries
Angular diameter: 4.8"
Status: near western quadrature

Observation tip: Visible to the naked eye; Its reddish appearance is obvious; it is best observed near opposition

Ascension droite: 00h48m48s
Déclinaison: +05°03'10"

Jupiter

Excellent
Magnitude apparente: -2.2
Constellation: Libra
Angular diameter: 40.7"
Status: near eastern quadrature

Observation tip: Very bright, easily visible to the naked eye; Its moons are easy to spot and it is excellent for telescope observing

Ascension droite: 13h27m22s
Déclinaison: -07°35'16"

Saturn

Excellent
Magnitude apparente: 0.5
Constellation: Sagittarius
Angular diameter: 15.8"
Status: near eastern quadrature

Observation tip: Visible to the naked eye; Saturn’s rings require a telescope to see clearly

Ascension droite: 17h41m48s
Déclinaison: -22°04'28"

Uranus

Fair
Magnitude apparente: 5.9
Constellation: Aries
Angular diameter: 3.4"
Status: near western quadrature

Observation tip: Binoculars are recommended; Binoculars or a telescope are recommended

Ascension droite: 01h20m22s
Déclinaison: +07°50'49"

Neptune

Fair
Magnitude apparente: 7.8
Constellation: Pisces
Angular diameter: 2.2"
Status: near western quadrature

Observation tip: A telescope is required; A telescope is required; Neptune appears blue-green

Ascension droite: 22h51m41s
Déclinaison: -08°10'17"

Moon

Excellent
Magnitude apparente: -12.7
Constellation: Libra
Angular diameter: 11770.5"
Status: Moon illumination 83.6%

Observation tip: Moon illumination 83.6%; good for observing lunar surface detail

Ascension droite: 12h58m04s
Déclinaison: -02°26'34"